Double-spinning numerical control spinning machine capable of automatically loading and unloading pipe fittings

Abstract

The invention relates to the technical field of spinning machines, in particular to a double-spinning numerical control spinning machine capable of automatically loading and unloading pipe fittings, which is characterized in that a main shaft device is mounted at one end of the top of a base and is used for clamping and driving the pipe fittings to rotate; the conveying part is mounted at the top of the base, and the stabilizing part is mounted at the conveying part; the spinning part is installed on the conveying part and installed on the side, away from the spindle device, of the stabilizing part, the conveying part drives the spinning part to move, and the spinning part drives the stabilizing part to move left and right at the same time. The feeding part and the supporting part are installed on the two sides of the base respectively, the feeding part is used for conveying the pipe fitting to move to the main shaft device or leave the main shaft device, the supporting part is used for supporting the pipe fitting, and in the process that the feeding part clamps the pipe fitting to move to the main shaft device, the supporting end of the supporting part moves to the position aligned with the main shaft device, and the feeding part places the pipe fitting on the supporting part; the pushing part is installed on the side, away from the main shaft device, of the base and used for clamping the pipe fitting to be pushed into or pulled out of the main shaft device, the pipe fitting is automatically conveyed to the spinning part to be machined, and efficiency is improved.

Description

Technical Field

[0001] The invention relates to the technical field of spinning machines, in particular to a double-spinning numerically controlled spinning machine for automatically upper and lower pipe fittings. Background Art

[0002] Spinning machine is a kind of metal plastic forming machine, which is widely used in aerospace, automobile manufacturing, shipbuilding industry and other fields. With the development of industrial automation, traditional manual or semi-automatic spinning machines can no longer meet the high efficiency and precision requirements of modern production, especially for the spinning processing of pipe fittings.

[0003] In the processing of metal pipe fittings, spinning technology is widely used because it can efficiently achieve the shape transformation and size adjustment of pipe fittings. However, for the processing of pipe fittings, traditional spinning machines have a spinning part that requires manpower to load and unload and a single spin. Manpower is required to load or unload materials, which is time-consuming and labor-intensive during the loading and unloading process. The single-rotation spinning part makes it difficult to ensure the accuracy of the processed pipe fittings during the processing. In addition, traditional manual or semi-automatic spinning machines are labor-intensive, and workers need to perform repetitive labor for a long time. It is difficult for workers to count the number of processed pipe fittings, and it is easy to cause fatigue and safety accidents. Summary of the invention

[0004] In view of the above-mentioned defects, the purpose of the present invention is to propose a double-rotating CNC spinning machine for automatically upper and lower pipe fittings, which can realize automatic upper and lower pipe fittings without manpower, and has two spinning parts that move symmetrically and simultaneously, can have high processing progress of pipe fittings, and has a counter that can automatically count the number of processed pipe fittings.

[0005] To achieve this object, the present invention adopts the following technical solutions:

[0006] A double-spin CNC spinning machine for automatically moving pipes up and down, comprising a base, a conveying part, a spindle, a stabilizing part, a spinning part, a feeding part, a supporting part and a pushing part; the spindle is installed at one end of the top of the base, and the spindle is used to clamp and drive the pipe to rotate; the conveying part is installed at the top of the base, and the stabilizing part is installed at the conveying part; the spinning part is installed at the conveying part, and the spinning part is installed at a side of the stabilizing part away from the spindle, the conveying part drives the spinning part to move, and the spinning part drives the stabilizing part to move left and right at the same time; the feeding part and the supporting part are respectively installed on both sides of the base, the feeding part is used to convey the pipe to move to the spindle or leave the spindle, the supporting part is used to support the pipe, and in the process of the feeding part clamping the pipe to move to the spindle, the supporting end of the supporting part moves to a position aligned with the spindle, so that the feeding part can place the pipe at the supporting part; the pushing part is installed at a side of the base away from the spindle, and the pushing part is used to clamp the pipe and push it into or pull it out of the spindle.

[0007] Preferably, the spinning part includes two symmetrically installed spinning parts and a first movable part; the two spinning parts are symmetrically installed on the top of the first movable part, and the first movable part is slidably installed on the top of the conveying part; the first movable part pushes the two spinning parts to move symmetrically, so that the two spinning parts cooperate to process the pipe fittings; the conveying part pushes the first movable part to move.

[0008] Preferably, the spinning part includes a spinning frame, a spinning slide rail, a spinning slider, a pressure wheel frame and a pressure wheel; the spinning frame is installed at the first movable part, the spinning slide rail is vertically installed on the side of the spinning frame close to the stabilizing part, and the spinning slider is slidably installed on the spinning slide rail; the pressure wheel frame is horizontally installed on the spinning slider, one end of the pressure wheel frame protrudes beyond the side of the spinning frame close to the pipe fitting, the pressure wheel is rotatably installed on the side of the spinning frame close to the pipe fitting, and the pressure wheel is used for extruding and processing the pipe fitting; two pressure wheel frames are provided, which are respectively installed on the upper end and the lower end of the spinning slider.

[0009] Preferably, the first movable member includes a first movable plate, a movable slide rail, a movable screw, a movable driving machine, and a movable bearing block; the first movable plate can be slidably installed on the conveying part; the movable slide rails are respectively installed on both sides of the top of the first movable plate, and the lower end of the spin-formed member can be slidably installed on the movable slide rail; the movable screws are respectively provided at both ends of the first movable plate, and the movable screw passes through the lower end of the spin-formed member corresponding to the end of the first movable plate, and the spin-formed member is threadedly matched with the movable screw; the movable driving machine and the movable bearing block are respectively installed at both ends of the movable screw, and the movable driving machine and the movable bearing block are fixedly installed on the first movable plate, the movable screw and the movable bearing block are rotationally matched, and the movable driving machine drives the movable screw to rotate.

[0010] Preferably, the stabilizing part comprises a stabilizing frame, a fixed support rod, a stabilizing driving machine, a rotating wheel and a linkage rod; the stabilizing frame can be slidably installed on the conveying part, the center of the stabilizing frame is a through opening, and the side of the stabilizing frame close to the feeding part is a feeding opening; the bottom of the center of the stabilizing frame and the side close to the supporting part are respectively installed with fixed support rods, and the top of the center of the stabilizing frame and the side close to the feeding part are respectively installed with the stabilizing driving machine; the driving end of the stabilizing driving machine and the end of the fixed support rod close to the stabilizing driving machine are respectively installed with the rotating wheels; the four rotating wheels are respectively pushed to the outside of the pipe fitting, and the rotating wheels rotate with the pipe fitting; one end of the linkage rod is fixed to the stabilizing frame, and the other end of the linkage rod is fixed to the spinning part.

[0011] Preferably, the conveying part includes a conveying slide rail, a conveying screw, a conveying driving machine and a conveying bearing block; the conveying slide rails are respectively installed on both sides of the top of the base, and the stabilizing part and the spinning part are slidably installed on the conveying slide rails; the conveying driving machine and the conveying bearing block are respectively installed at the two ends of the base, and the two ends of the conveying screw are respectively connected to the conveying driving machine and the conveying bearing block, the conveying screw and the conveying bearing block are rotatably matched, and the conveying driving machine drives the conveying screw to rotate; the conveying screw passes through the lower end of the spinning part, the conveying screw is threadably matched with the spinning part, and the conveying screw drives the spinning part to move.

[0012] Preferably, the support part includes a support rail, a first support telescopic machine, a second support telescopic machine, a third support telescopic machine, a support frame and a support top block; the support rail is installed on the ground, the first support telescopic machine is vertically slidably installed on the support rail, the second support telescopic machine is horizontally installed at one end of the support rail, the driving end of the second support telescopic machine is connected to the first support telescopic machine and pushes the first support telescopic machine to move on the support rail; the lower end of the support frame is installed on the driving end of the first support telescopic machine, and the first support telescopic machine drives the support frame to move up and down; the upper end of the support frame is a support opening for supporting the pipes conveyed by the feeding part, the upper end of the support frame is in a horizontal U shape, and the upper end of the support frame faces the feeding part; the third support telescopic machine is installed on the top of the support frame, the driving end of the third support telescopic machine passes through the support opening, the support top block is installed on the driving end of the third support telescopic machine, and the third support telescopic machine pushes the support top block to the pipe. A counter is installed at the bottom of the horizontal U-shaped support frame.

[0013] Preferably, the feeding part includes a feeding horizontal rotating machine, a first swing arm, a second swing arm, a third swing arm, a clamp, a first feeding vertical rotating machine, a second feeding vertical rotating machine, a third feeding vertical rotating machine and a fourth feeding vertical rotating machine; the feeding horizontal rotating machine is installed on the bottom surface, one end of the first swing arm is swingingly connected to the driving end of the feeding horizontal rotating machine, the first feeding vertical rotating machine is installed at the connection between the first swing arm and the feeding horizontal rotating machine, and the first feeding vertical rotating machine is used to drive the first swing arm to swing; one end of the second swing arm is swingingly connected to the other end of the first swing arm, and the second feeding vertical rotating machine is installed at the first swing arm. The second feeding vertical rotating machine is used to drive the second swing arm to swing at the connection between the second swing arm and the first swing arm; one end of the third swing arm is swingingly connected to the other end of the second swing arm, and the third feeding vertical rotating machine is installed at the connection between the third swing arm and the second swing arm, and the third feeding vertical rotating machine is used to drive the third swing arm to swing; the tail end of the gripper is swingingly installed at the other end of the third swing arm, and the fourth feeding vertical rotating machine is installed at the connection between the gripper and the third swing arm, and the fourth feeding vertical rotating machine is used to drive the gripper to swing; the gripper is used to clamp the pipe fittings and place them at the supporting mouth of the support frame.

[0014] Preferably, the clamp comprises a removable block, a connecting plate, a lower plate, an upper plate, a pressure plate and a clamp telescopic machine; one end of the removable block is connected to the third swing arm, and the middle part of the connecting plate is fixed to the end face of the removable block; the lower plate and the upper plate are respectively mounted on the upper and lower ends of the connecting plate; a sliding block is protruded from one end of the pressure plate, and the connecting plate is provided with a vertical sliding hole, and the sliding block can be slidably inserted into the vertical sliding hole, and the pressure plate is located between the lower plate and the upper plate; the clamp telescopic machine is installed on the upper plate, and the driving end of the clamp telescopic machine passes through the upper plate and is connected to the pressure plate, and the clamp telescopic machine drives the pressure plate to move toward the position of the lower plate; the lower plate is provided with an arc protrusion at one end away from the connecting plate.

[0015] Preferably, the pushing part includes a mounting platform, a pushing telescopic machine, a pushing frame, an upper clamp telescopic machine, a lower clamp telescopic machine and a clamping block; the mounting platform is installed on the ground, and the pushing telescopic machine is installed on the top of the mounting platform; the pushing frame is fixed to the driving end of the pushing telescopic machine, and the pushing frame is in a horizontal U-shape, and the center position of the pushing frame is on the same horizontal line as the center position of the spindle; the upper clamp telescopic machine and the lower clamp telescopic machine are respectively installed on the upper and lower sides of the pushing frame; the positions of the upper clamp telescopic machine and the lower clamp telescopic machine are aligned with each other; the driving end of the upper clamp telescopic machine and the driving end of the lower clamp telescopic machine are respectively fixedly installed on the clamping block.

[0016] The technical solution provided by the present invention may include the following beneficial effects:

[0017] 1. The pipe fittings are automatically transported to the spinning part for processing, and the pipe fittings are automatically moved out of the spinning part, which improves processing efficiency, saves time and effort, and further improves safety performance. The pushing part is installed on the side of the base away from the spindle. The pushing part clamps the pipe fitting and pushes one end of the pipe fitting into the spindle for the spindle to clamp and rotate, so that the spinning part can process it, and the pipe fittings can achieve automatic loading effect.

[0018] Second, the two spinning parts move symmetrically, so that the two spinning parts are squeezed on both sides of the pipe fitting at the same time to process the pipe fitting, which can increase the processing progress of the pipe fitting and the pipe fitting is not easy to tilt and deform to one side during the processing.

[0019] 3. A counter is installed at the bottom of the horizontal U-shaped support frame. When the pipe fittings are placed in the horizontal U-shaped support frame, the pipe fittings are pressed on the counter. Every time the pipe fittings are pressed on the counter, the counter counts once, so the number of pipe fittings can be counted. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of a double-spinning CNC spinning machine for automatically upper and lower pipe fittings according to an embodiment of the present invention;

[0021] Figure 2 It is a structural schematic diagram of a double-spinning CNC spinning machine for automatically upper and lower pipe fittings according to the second embodiment of the present invention;

[0022] Figure 3 It is a structural schematic diagram of the spinning part of the present invention;

[0023] Figure 4 It is a schematic structural diagram of the stabilizing portion of the present invention;

[0024] Figure 5 It is a structural schematic diagram of the conveying part of the present invention;

[0025] Figure 6 It is a structural schematic diagram of a feeding part and a supporting part according to an embodiment of the present invention;

[0026] Figure 7 It is a schematic structural diagram of a feeding part and a supporting part of a second embodiment of the present invention;

[0027] Figure 8 It is a structural schematic diagram of the hand clamp of the present invention;

[0028] Fig. 9 It is a structural schematic diagram of the pushing part of the present invention. DETAILED DESCRIPTION

[0029] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0030] In the description of the present invention, it is necessary to understand that the terms "longitudinal", "transverse", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, features defined as "first" or "second" may explicitly or implicitly include one or more of the features, and are used to distinguish and describe features, without distinction of order or importance.

[0031] In the description of the present invention, unless otherwise specified, “several” means one or more than one.

[0032] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0033] Combine the following Figures 1 to 9 , describing an embodiment of the present invention, a double-rotation CNC spinning machine for automatically upper and lower pipe fittings.

[0034] A double-rotation CNC spinning machine for automatically raising and lowering pipe fittings comprises a base 1, a conveying part 2, a spindle device 3, a stabilizing part 4, a spinning part 5, a feeding part 6, a supporting part 7 and a pushing part 8; the spindle device 3 is mounted on one end of the top of the base 1, and the spindle device 3 is used to clamp and drive the pipe fitting to rotate; the conveying part 2 is mounted on the top of the base 1, and the stabilizing part 4 is mounted on the conveying part 2; the spinning part 5 is mounted on the conveying part 2, and the spinning part 5 is mounted on the side of the stabilizing part 4 away from the spindle device 3, the conveying part 2 drives the spinning part 5 to move, and the spinning part 5 drives the stabilizing part 4 to move. The fixed part 4 moves left and right at the same time; the feeding part 6 and the supporting part 7 are respectively installed on both sides of the base 1, the feeding part 6 is used to transport the pipe fittings to or away from the spindle 3, and the supporting part 7 is used to support the pipe fittings. During the process of the feeding part 6 clamping the pipe fittings and moving them to the spindle 3, the supporting end of the supporting part 7 moves to a position aligned with the spindle 3, and the feeding part 6 places the pipe fittings on the supporting part 7; the pushing part 8 is installed on the side of the base 1 away from the spindle 3, and the pushing part 8 is used to clamp the pipe fittings and push them into or pull them out of the spindle 3.

[0035] A double-rotating CNC spinning machine for automatically turning upper and lower pipe fittings is used to process pipe fittings to change their shapes and adjust their sizes. In addition, the pipe fittings can also be automatically transported to a spinning part 5 for processing, and the pipe fittings can be automatically moved out of the spinning part 5, thereby improving processing efficiency, saving time and labor, and further improving safety performance.

[0036] The feeding part 6 and the supporting part 7 are respectively installed on both sides of the base 1. The feeding part 6 is used to transport the pipe fittings to the spindle 3. The pipe fittings are first placed on the supporting part 7, and the supporting end of the supporting part 7 is moved to a position aligned with the spindle 3. The pushing part 8 is installed on the side of the base 1 away from the spindle 3. The pushing part 8 clamps the pipe fittings and pushes one end of the pipe fittings into the spindle 3 for the spindle 3 to clamp and rotate, so that the spinning part 5 can perform processing, and the pipe fittings can achieve automatic loading effect.

[0037] The processed pipe is clamped by the pushing part 8 to clamp one end of the pipe and pull it out of the spindle 3. At this time, the pipe is located at the support part 7, and the feeding part 6 then transports the pipe out of the support part 7, so that the pipe achieves an automatic unloading effect.

[0038] The spinning part 5 is installed on the side of the stabilizing part 4 away from the spindle 3. The conveying part 2 drives the spinning part 5 to move, and the spinning part 5 drives the stabilizing part 4 to move left and right at the same time. The stabilizing part 4 is used to clamp the pipe fitting so that the pipe fitting can further rotate stably, which is convenient for the spinning part 5 to process and can effectively improve the processing progress.

[0039] Specifically, the spinning part 5 includes two symmetrically installed spinning parts 51 and a first movable part 52; the two spinning parts 51 are symmetrically installed on the top of the first movable part 52, and the first movable part 52 is slidably installed on the top of the conveying part 2; the first movable part 52 pushes the two spinning parts 51 to move symmetrically, so that the two spinning parts 51 cooperate to process the pipe fittings; the conveying part 2 pushes the first movable part 52 to move. The two spinning parts 51 move symmetrically, so that the two spinning parts 51 are squeezed on both sides of the pipe fittings at the same time to process the pipe fittings, which can speed up the processing progress of the pipe fittings, and the pipe fittings are not easy to tilt and deform to one side during the processing. The first movable part 52 is slidably installed on the top of the conveying part 2, and the first movable part 52 drives the two spinning parts 51 to move, so that the two spinning parts 51 can process the length position of the pipe fittings.

[0040] To further illustrate, the spinning component 51 includes a spinning frame 511, a spinning slide rail 512, a spinning slider 513, a pressure wheel frame 514 and a pressure wheel 515; the spinning frame 511 is installed on the first movable member 52, the spinning slide rail 512 is vertically installed on the side of the spinning frame 511 close to the stabilizing portion 4, and the spinning slider 513 can be slidably installed on the spinning slide rail 512; the pressure wheel frame 514 is horizontally installed on the spinning slider 513, one end of the pressure wheel frame 514 protrudes from the side of the spinning frame 514 close to the pipe fitting, and the pressure wheel 515 can be rotatably installed on the side of the spinning frame 511 close to the pipe fitting, and the pressure wheel 515 is used for extruding and processing the pipe fitting; two pressure wheel frames 514 are provided, which are respectively installed on the upper end and the lower end of the spinning slider 513. During the processing of pipe fittings, you can choose to use the pressure wheel 515 installed on the upper end of the spinning slider 513 to extrude the pipe fittings, or use the pressure wheel 515 installed on the lower end of the spinning slider 513 to extrude the pipe fittings. The diameter of the pressure wheel frame 514 installed on the upper end of the spinning slider 513 can be different from the diameter of the pressure wheel frame 514 on the lower end. Pressure wheel frames 514 with different diameters can be selected for extrusion processing according to the diameters of different pipe fittings.

[0041] To further illustrate, the first movable member 52 includes a first movable plate 521, a movable slide rail 522, a movable screw 523, a movable driving machine 524, and a movable bearing block 525; the first movable plate 52 can be slidably installed at the conveying part 2; movable slide rails 522 are respectively installed on both sides of the top of the first movable plate 521, and the lower end of the spinning member 51 can be slidably installed at the movable slide rail 522; movable screws 523 are respectively provided at both ends of the first movable plate 521, and the movable screw 523 passes through the lower end of the spinning member 51 corresponding to the end of the first movable plate 521, and the spinning member 51 is threadedly matched with the movable screw 523; movable driving machines 524 and movable bearing blocks 525 are respectively installed at both ends of the movable screw 523, and the movable driving machines 524 and the movable bearing blocks 525 are fixedly installed at the first movable plate 521, and the movable screw 523 is rotationally matched with the movable bearing block 525, and the movable driving machine 524 drives the movable screw 523 to rotate. The movable screw rods 523 at both ends respectively drive the spinning member 51 to move toward the pipe fitting or away from the pipe fitting at the same time, so as to extrude the pipe fitting or loosen the pipe fitting.

[0042] Specifically, the stabilizing portion 4 includes a stabilizing frame 41, a fixed support rod 42, a stabilizing driving machine 43, a rotating wheel 44 and a linkage rod 45; the stabilizing frame 4 can be slidably installed at the conveying portion 2, the center of the stabilizing frame 41 is a through opening, and the side of the stabilizing frame 41 close to the feeding portion 6 is a feeding port; the bottom of the center of the stabilizing frame 41 and the side close to the support portion 7 are respectively installed with fixed support rods 42, and the top of the center of the stabilizing frame 41 and the side close to the feeding portion 6 are respectively installed with stabilizing driving machines 43; the driving end of the stabilizing driving machine 43 and the end of the fixed support rod 42 close to the stabilizing driving machine 43 are respectively installed with rotating wheels 44; the four rotating wheels 44 are respectively pushed toward the outside of the pipe fitting, and the rotating wheels 44 rotate with the pipe fitting; one end of the linkage rod 45 is fixed at the stabilizing frame 41, and the other end of the linkage rod 45 is fixed at the spinning portion 5. The center of the stabilizing frame 41 is a through opening, and the side of the stabilizing frame 41 close to the feeding portion 6 is a feeding port. The feeding portion 6 puts the pipe fittings from the feeding port into the through opening, and the four rotating wheels 44 push against the pipe fittings respectively. When the pipe fittings rotate, the four rotating wheels 44 rotate simultaneously, so that the pipe fittings remain stable during the rotation process, which helps to improve the accuracy of the pipe fittings during the processing process.

[0043] Specifically, the conveying part 2 includes a conveying slide rail 21, a conveying screw 22, a conveying drive 23 and a conveying bearing block 24; the conveying slide rails 21 are respectively installed on both sides of the top of the base 1, and the stabilizing part 4 and the spinning part 5 are slidably installed at the conveying slide rails 21; the conveying drive 23 and the conveying bearing block 24 are respectively installed at both ends of the base 1, and the two ends of the conveying screw 22 are respectively connected to the conveying drive 23 and the conveying bearing block 24, and the conveying screw 22 and the conveying bearing block 24 are rotated and matched, and the conveying drive 23 drives the conveying screw 22 to rotate; the conveying screw 22 passes through the lower end of the spinning part 5, and the conveying screw 22 is threadedly matched with the spinning part 5, and the conveying screw 22 drives the spinning part 5 to move. The spinning part 5 can be extruded at different positions of the pipe fitting, which helps the spinning part 5 to process the pipe fitting. Conveying slide rails 21 are respectively installed on both sides of the top of the base 1, and the stabilizing part 4 and the spinning part 5 are slidably installed at the conveying slide rails 21, so that the stabilizing part 4 and the spinning part 5 are more stable during the movement and are not easy to shake.

[0044] Specifically, the support portion 7 includes a support rail 71, a first support telescopic machine 72, a second support telescopic machine 73, a third support telescopic machine 74, a support frame 75 and a support top block 76; the support rail 71 is installed on the ground, the first support telescopic machine 72 is vertically slidably installed on the support rail 71, the second support telescopic machine 73 is horizontally installed at one end of the support rail 71, and the driving end of the second support telescopic machine 73 is connected to the first support telescopic machine 72 and pushes the first support telescopic machine 72 to move on the support rail 71; the lower end of the support frame 75 is installed The driving end of the first support telescopic machine 72 drives the support frame 75 to move up and down; the upper end of the support frame 75 is a support opening for supporting the pipes delivered by the feeding part 6, and the upper end of the support frame 75 is in a horizontal U-shape, and the upper end of the support frame 75 faces the feeding part 6; the third support telescopic machine 74 is installed on the top of the support frame 75, and the driving end of the third support telescopic machine 74 passes through the support opening, and the support top block 76 is installed on the driving end of the third support telescopic machine 74, and the third support telescopic machine 74 pushes the support top block 76 toward the pipe. The pipe can be located between the bottom of the support top block 76 and the bottom of the inside of the horizontal U-shape at the upper end of the support frame 75, and the support top block 76 can be close to the surface of the pipe, so that the pipe is not easy to shake during the placement process, and the stability is good. The first support telescopic machine 72 can drive the support frame 75 to move up and down, and can make the upper end of the support frame 75 move according to the height of the pipe fittings to be placed. During the processing of the pipe fittings, the first support telescopic machine 72 drives the support frame 75 to move downward, and the second support telescopic machine 73 pulls the first support telescopic machine 72 to move away from the pipe fittings, so that the support frame 75 is away from the pipe fittings, ensuring the normal processing of the pipe fittings and avoiding the pipe fittings from being affected by the support frame 75. A counter 9 is installed at the bottom of the horizontal U-shaped support frame 75. When the pipe fittings are placed in the horizontal U-shaped support frame 75, the pipe fittings are pressed on the counter 9. Every time the pipe fittings are pressed on the counter 9 once, the counter 9 counts once, and the number of pipe fittings can be counted, which is convenient for knowing how many pipe fittings are processed. A groove is set at the bottom of the horizontal U-shaped support frame 75 to facilitate the installation of the counter 9. The top of the counter 9, that is, half of the sensing end, protrudes from the surface of the bottom of the horizontal U-shaped support frame 75. When the pipe fittings are placed in the horizontal U-shaped support frame 75, the pipe fittings are pressed on the sensing end of the counter 9.

[0045] Specifically, the feeding part 6 includes a feeding horizontal rotating machine 61, a first swing arm 62, a second swing arm 63, a third swing arm 64, a clamp 65, a first feeding vertical rotating machine 66, a second feeding vertical rotating machine 67, a third feeding vertical rotating machine 68 and a fourth feeding vertical rotating machine 69; the feeding horizontal rotating machine 61 is installed on the bottom surface, one end of the first swing arm 62 is swingably connected to the driving end of the feeding horizontal rotating machine 61, the first feeding vertical rotating machine 66 is installed at the connection between the first swing arm 62 and the feeding horizontal rotating machine 61, and the first feeding vertical rotating machine 66 is used to drive the first swing arm 62 to swing; one end of the second swing arm 63 is swingably connected to the other end of the first swing arm 62, and the second feeding vertical rotating machine The machine 67 is installed at the connection between the second swing arm 63 and the first swing arm 62, and the second feeding vertical rotating machine 67 is used to drive the second swing arm 63 to swing; one end of the third swing arm 64 is swingingly connected to the other end of the second swing arm 63, and the third feeding vertical rotating machine 68 is installed at the connection between the third swing arm 64 and the second swing arm 63, and the third feeding vertical rotating machine 68 is used to drive the third swing arm 64 to swing; the tail end of the clamping hand 65 is swingingly installed at the other end of the third swing arm 64, and the fourth feeding vertical rotating machine 69 is installed at the connection between the clamping hand 65 and the third swing arm 64, and the fourth feeding vertical rotating machine 69 is used to drive the clamping hand 65 to swing; the clamping hand 65 is used to clamp the pipe fittings and place them at the support opening of the support frame 75. One end of the first swing arm 62 is swingingly connected to the driving end of the feeding horizontal rotating machine 61, and the feeding horizontal rotating machine 61 can horizontally drive the first swing arm 62 to rotate, so that the clamping hand 65 can rotate back and forth to clamp the pipe fittings. The first swing arm 62, the second swing arm 63 and the third swing arm 64 swing in coordination, so as to drive the gripper 65 to grip the pipe fitting.

[0046] Specifically, the gripper 65 includes a removable block 651, a connecting plate 652, a lower plate 653, an upper plate 654, a pressing plate 655 and a clamping piece retractor 656; one end of the removable block 651 is connected to the third swing arm 64, and the middle part of the connecting plate 652 is fixed to the end surface of the removable block 651; the lower plate 653 and the upper plate 654 are respectively installed at the upper and lower ends of the connecting plate 652; one end of the pressing plate 655 protrudes with a sliding block 657, and the connecting plate 652 A vertical sliding hole 658 is provided, and a sliding block 657 can be slidably inserted into the vertical sliding hole 658. The pressing plate 655 is located between the lower plate 653 and the upper plate 654. The clamping retractor 656 is installed on the upper plate 654. The driving end of the clamping retractor 656 passes through the upper plate 654 and is connected to the pressing plate 655. The clamping retractor 656 drives the pressing plate 655 to move toward the position of the lower plate 653. The lower plate 653 is provided with an arc protrusion at one end away from the connecting plate 652. The clamping retractor 656 drives the pressing plate 655 to move, which is convenient for clamping the pipe fittings, and the pipe fittings can be clamped between the pressing plate 655 and the lower plate 653. The arc protrusion at one end of the lower plate 653 is provided to help limit the pipe fittings and prevent them from slipping off.

[0047] Specifically, the pushing part 8 includes a mounting platform 81, a pushing telescopic machine 82, a pushing frame 83, an upper clamping telescopic machine 84, a lower clamping telescopic machine 85 and a clamping block 86; the mounting platform 81 is installed on the ground, and the pushing telescopic machine 82 is installed on the top of the mounting platform 81; the pushing frame 83 is fixed to the driving end of the pushing telescopic machine 82, and the pushing frame 83 is in a horizontal U shape, and the center position of the pushing frame 83 is on the same horizontal line as the center position of the spindle 3; the upper clamping telescopic machine 84 and the lower clamping telescopic machine 85 are respectively installed on the upper and lower sides of the pushing frame 83; the positions of the upper clamping telescopic machine 84 and the lower clamping telescopic machine 85 are aligned with each other; the driving end of the upper clamping telescopic machine 84 and the driving end of the lower clamping telescopic machine 85 are respectively fixedly installed on the clamping block 86. The upper clamp telescopic machine 84 and the lower clamp telescopic machine 85 are respectively installed on the upper and lower sides of the push frame 83. The upper clamp telescopic machine 84 and the lower clamp telescopic machine 85 drive to clamp the pipe fittings at the same time, and the push telescopic machine 82 pushes the push frame 83 toward the spindle 3, so that the spindle 3 clamps the pipe fittings and drives the pipe fittings to rotate for processing. The upper clamp telescopic machine 84 and the lower clamp telescopic machine 85 drive to release the pipe fittings at the same time, and the push telescopic machine 82 drives the push frame 83 away from the pipe fittings.

[0048] Other structures and operations of a double-rotation CNC spinning machine for automatically upper and lower pipe fittings according to an embodiment of the present invention are well known to ordinary technicians in the field and will not be described in detail here.

[0049] In the description of this specification, the description with reference to the terms "embodiment", "example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0050] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A double-rotation CNC spinning machine for automatic upper and lower pipe fittings, characterized in that: It comprises a base (1), a conveying part (2), a spindle device (3), a stabilizing part (4), a spinning part (5), a feeding part (6), a supporting part (7) and a pushing part (8); The spindle device (3) is installed at one end of the top of the base (1), and the spindle device (3) is used to clamp and drive the pipe to rotate; The conveying part (2) is installed on the top of the base (1), and the stabilizing part (4) is installed on the conveying part (2); The spinning part (5) is installed on the conveying part (2), and the spinning part (5) is installed on a side of the stabilizing part (4) away from the spindle device (3). The conveying part (2) drives the spinning part (5) to move, and the spinning part (5) drives the stabilizing part (4) to move left and right at the same time. The feeding part (6) and the supporting part (7) are respectively installed on both sides of the base (1); the feeding part (6) is used to transport the pipe to or away from the spindle device (3); the supporting part (7) is used to support the pipe; when the feeding part (6) clamps the pipe and moves it to the spindle device (3), the supporting end of the supporting part (7) moves to a position aligned with the spindle device (3) so that the feeding part (6) can place the pipe on the supporting part (7); The pushing portion (8) is installed on a side of the base (1) away from the spindle device (3), and the pushing portion (8) is used to clamp the pipe fitting and push it into or pull it out of the spindle device (3).

2. The double-rotation CNC spinning machine for automatically turning up and down pipe fittings according to claim 1, characterized in that: The spinning part (5) comprises two symmetrically mounted spinning parts (51) and a first moving part (52); The two spinning parts (51) are symmetrically mounted on the top of the first moving part (52), and the first moving part (52) is slidably mounted on the top of the conveying part (2); The first moving member (52) pushes the two spinning members (51) to move symmetrically, so that the two spinning members (51) cooperate to process the pipe fitting; The conveying part (2) pushes the first moving member (52) to move.

3. The double-rotation CNC spinning machine for automatically turning up and down pipe fittings according to claim 2, characterized in that: The spinning component (51) comprises a spinning frame (511), a spinning slide rail (512), a spinning slider (513), a pressure wheel frame (514) and a pressure wheel (515); The spinning frame (511) is installed at the first moving part (52), the spinning slide rail (512) is vertically installed on a side of the spinning frame (511) close to the stabilizing part (4), and the spinning slider (513) is slidably installed on the spinning slide rail (512); The pressing wheel frame (514) is horizontally mounted on the spinning slide block (513), one end of the pressing wheel frame (514) extends beyond a side of the spinning frame (514) close to the pipe fitting, the pressing wheel (515) is rotatably mounted on a side of the spinning frame (511) close to the pipe fitting, and the pressing wheel (515) is used for extruding the pipe fitting; The pressure wheel frames (514) are provided with two, which are respectively mounted on the upper end and the lower end of the spinning slider (513).

4. The double-rotation CNC spinning machine for automatically turning up and down pipe fittings according to claim 2, characterized in that: The first moving member (52) comprises a first moving plate (521), a moving slide rail (522), a moving screw rod (523), a moving driving machine (524), and a moving bearing block (525); The first movable plate (52) is slidably mounted on the conveying portion (2); The movable slide rails (522) are respectively installed on both sides of the top of the first movable plate (521), and the lower end of the spinning component (51) can be slidably installed on the movable slide rails (522); The moving screws (523) are respectively provided at both ends of the first moving plate (521), and the moving screws (523) pass through the lower end of the spinning component (51) corresponding to one end of the first moving plate (521), and the spinning component (51) is threadedly matched with the moving screws (523); The two ends of the movable screw rod (523) are respectively installed with the movable driving machine (524) and the movable bearing block (525); the movable driving machine (524) and the movable bearing block (525) are fixedly installed on the first movable plate (521); the movable screw rod (523) and the movable bearing block (525) are rotationally matched, and the movable driving machine (524) drives the movable screw rod (523) to rotate.

5. The double-rotation CNC spinning machine for automatically turning upper and lower pipe fittings according to claim 1, characterized in that: The stabilizing part (4) comprises a stabilizing frame (41), a fixed support rod (42), a stabilizing driving machine (43), a rotating wheel (44) and a linkage rod (45); The stabilizing frame (4) can be slidably mounted on the conveying portion (2), the center of the stabilizing frame (41) is a through opening, and a side of the stabilizing frame (41) close to the feeding portion (6) is a feeding opening; A fixed support rod (42) is installed at the bottom of the center of the stabilizing frame (41) and one side close to the supporting portion (7), and a stabilizing drive machine (43) is installed at the top of the center of the stabilizing frame (41) and one side close to the feeding portion (6); The driving end of the stable driving machine (43) and one end of the fixed support rod (42) close to the stable driving machine (43) are respectively installed with the rotating wheels (44); the four rotating wheels (44) are respectively pushed toward the outside of the pipe fitting, and the rotating wheels (44) rotate along with the pipe fitting; One end of the linkage rod (45) is fixed to the stabilizing frame (41), and the other end of the linkage rod (45) is fixed to the spinning portion (5).

6. The double-rotation CNC spinning machine for automatic upper and lower pipe fittings according to claim 1, characterized in that: The conveying part (2) comprises a conveying slide rail (21), a conveying screw rod (22), a conveying driving machine (23) and a conveying bearing block (24); The conveying slide rails (21) are respectively installed on both sides of the top of the base (1), and the stabilizing portion (4) and the spinning portion (5) are slidably installed on the conveying slide rails (21); The conveying drive machine (23) and the conveying bearing block (24) are respectively installed at two ends of the base (1); the two ends of the conveying screw rod (22) are respectively connected to the conveying drive machine (23) and the conveying bearing block (24); the conveying screw rod (22) and the conveying bearing block (24) are rotationally matched, and the conveying drive machine (23) drives the conveying screw rod (22) to rotate; The conveying screw (22) passes through the lower end of the spinning part (5), and the conveying screw (22) is threadedly matched with the spinning part (5). The conveying screw (22) drives the spinning part (5) to move.

7. The double-rotation CNC spinning machine for automatically turning up and down pipe fittings according to claim 1, characterized in that: The support part (7) comprises a support slide rail (71), a first support telescopic machine (72), a second support telescopic machine (73), a third support telescopic machine (74), a support frame (75) and a support top block (76); The support rail (71) is installed on the ground, the first support telescopic machine (72) is vertically slidably installed on the support rail (71), the second support telescopic machine (73) is horizontally installed on one end of the support rail (71), and the driving end of the second support telescopic machine (73) is connected to the first support telescopic machine (72) and drives the first support telescopic machine (72) to move on the support rail (71); The lower end of the support frame (75) is installed on the driving end of the first support telescopic machine (72), and the first support telescopic machine (72) drives the support frame (75) to move up and down; The upper end of the support frame (75) is a support opening for supporting the pipes conveyed by the feeding portion (6); the upper end of the support frame (75) is in a horizontal U-shape, and the upper end of the support frame (75) faces the feeding portion (6); The third support telescopic machine (74) is installed on the top of the support frame (75), the driving end of the third support telescopic machine (74) passes through the support opening, the support top block (76) is installed on the driving end of the third support telescopic machine (74), and the third support telescopic machine (74) pushes the support top block (76) toward the pipe fitting; The bottom of the support frame (75) in a horizontal U shape is provided with a counter (9).

8. The double-spinning CNC spinning machine for automatically turning up and down pipe fittings according to claim 7, characterized in that: The feeding part (6) comprises a feeding horizontal rotating machine (61), a first swing arm (62), a second swing arm (63), a third swing arm (64), a gripper (65), a first feeding vertical rotating machine (66), a second feeding vertical rotating machine (67), a third feeding vertical rotating machine (68) and a fourth feeding vertical rotating machine (69); The feeding horizontal rotating machine (61) is installed on the bottom surface, one end of the first swing arm (62) is swingably connected to the driving end of the feeding horizontal rotating machine (61), the first feeding vertical rotating machine (66) is installed at the connection between the first swing arm (62) and the feeding horizontal rotating machine (61), and the first feeding vertical rotating machine (66) is used to drive the first swing arm (62) to swing; One end of the second swing arm (63) is swingably connected to the other end of the first swing arm (62), and the second feeding vertical rotating machine (67) is installed at the connection between the second swing arm (63) and the first swing arm (62), and the second feeding vertical rotating machine (67) is used to drive the second swing arm (63) to swing; One end of the third swing arm (64) is swingably connected to the other end of the second swing arm (63), and the third feeding vertical rotating machine (68) is installed at the connection between the third swing arm (64) and the second swing arm (63), and the third feeding vertical rotating machine (68) is used to drive the third swing arm (64) to swing; The tail end of the gripper (65) is swingably mounted on the other end of the third swing arm (64), and the fourth feeding vertical rotating machine (69) is mounted at the connection between the gripper (65) and the third swing arm (64), and the fourth feeding vertical rotating machine (69) is used to drive the gripper (65) to swing; The gripper (65) is used to grip the pipe and place it at the support opening of the support frame (75).

9. The double-rotation CNC spinning machine for automatically turning up and down pipe fittings according to claim 8, characterized in that: The clamping hand (65) comprises a removable block (651), a connecting plate (652), a lower plate (653), an upper plate (654), a pressing plate (655) and a clamping piece telescopic machine (656); One end of the removable block (651) is connected to the third swing arm (64), and the middle portion of the connecting plate (652) is fixed to the end surface of the removable block (651); The lower plate (653) and the upper plate (654) are respectively mounted on the upper and lower ends of the connecting plate (652); A sliding block (657) protrudes from one end of the pressing plate (655), and the connecting plate (652) is provided with a vertical sliding hole (658). The sliding block (657) can be slidably inserted into the vertical sliding hole (658), and the pressing plate (655) is located between the lower plate (653) and the upper plate (654); The clamping member retracting machine (656) is installed on the upper plate (654), and the driving end of the clamping member retracting machine (656) passes through the upper plate (654) and is connected to the pressing plate (655), and the clamping member retracting machine (656) drives the pressing plate (655) to move toward the position of the lower plate (653); The lower plate (653) is provided with an arc-shaped protrusion at one end away from the connecting plate (652).

10. The double-spinning CNC spinning machine for automatically turning up and down pipe fittings according to claim 8, characterized in that: The pushing part (8) comprises a mounting platform (81), a pushing telescopic machine (82), a pushing frame (83), an upper clamping telescopic machine (84), a lower clamping telescopic machine (85) and a clamping block (86); The mounting platform (81) is mounted on the ground, and the pushing and retracting machine (82) is mounted on the top of the mounting platform (81); The pushing frame (83) is fixed to the driving end of the pushing telescopic machine (82), the pushing frame (83) is in a horizontal U-shape, and the center position of the pushing frame (83) is on the same horizontal line as the center position of the spindle device (3); The upper clamping and telescopic machine (84) and the lower clamping and telescopic machine (85) are respectively installed on the upper and lower sides of the pushing frame (83); the positions of the upper clamping and telescopic machine (84) and the lower clamping and telescopic machine (85) are aligned with each other; The driving end of the upper clamping telescopic machine (84) and the driving end of the lower clamping telescopic machine (85) are respectively fixedly mounted on the clamping block (86).

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